<template>
  <div>
    <TypeNav />
    <div class="main">
      <div class="py-container">
        <!--bread-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <a href="#">全部结果</a>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <li class="with-x" v-if="searchParams.categoryName">
              {{ searchParams.categoryName }}
              <span @click="removeQuery">X</span>
            </li>
            <li class="with-x" v-if="searchParams.keyword">
              {{ searchParams.keyword }}
              <span @click="removeKeyword">X</span>
            </li>
            <li class="with-x" v-if="searchParams.trademark">
              {{ searchParams.trademark.split(":")[1] }}
              <span @click="removeTrademark">X</span>
            </li>
            <li
              class="with-x"
              v-for="(item, index) in searchParams.props"
              :key="item"
            >
              {{ item.split(":")[1] }}
              <span @click="removeProps(index)">X</span>
            </li>
          </ul>
        </div>

        <!--selector-->
        <SearchSelector
          @getProps="getProps"
          @getTrademark="getTrademark"
          :trademarkList="trademarkList"
          :attrsList="attrsList"
        />

        <!--details-->
        <div class="details clearfix">
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li
                  @click="selectOrder('1')"
                  :class="
                    searchParams.order.split(':')[0] === '1' ? 'active' : ''
                  "
                >
                  <a
                    >综合
                    <i
                      v-if="searchParams.order.split(':')[0] === '1'"
                      class="iconfont"
                      :class="
                        searchParams.order.split(':')[0] === '1' &&
                        searchParams.order.split(':')[1] === 'asc'
                          ? 'icon-arrow-up-bold'
                          : 'icon-arrow-down-bold'
                      "
                    ></i
                  ></a>
                </li>
                <li
                  @click="selectOrder('2')"
                  :class="
                    searchParams.order.split(':')[0] === '2' ? 'active' : ''
                  "
                >
                  <a
                    >价格
                    <i
                      v-if="searchParams.order.split(':')[0] === '2'"
                      class="iconfont"
                      :class="
                        searchParams.order.split(':')[0] === '2' &&
                        searchParams.order.split(':')[1] === 'asc'
                          ? 'icon-arrow-up-bold'
                          : 'icon-arrow-down-bold'
                      "
                    ></i
                  ></a>
                </li>
              </ul>
            </div>
          </div>
          <div class="goods-list">
            <ul class="yui3-g">
              <li class="yui3-u-1-5" v-for="good in goodsList" :key="good.id">
                <div class="list-wrap">
                  <div class="p-img">
                    <router-link
                      :to="{
                        name: 'Detail',
                        params: {
                          skuId: good.id,
                        },
                      }"
                      ><img v-lazy="good.defaultImg"
                    /></router-link>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>{{ good.price }}</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <a>{{ good.title }}</a>
                  </div>
                  <div class="commit">
                    <i class="command">已有<span>2000</span>人评价</i>
                  </div>
                  <div class="operate">
                    <a
                      href="success-cart.html"
                      target="_blank"
                      class="sui-btn btn-bordered btn-danger"
                      >加入购物车</a
                    >
                    <a href="javascript:void(0);" class="sui-btn btn-bordered"
                      >收藏</a
                    >
                  </div>
                </div>
              </li>
            </ul>
          </div>
          <Pagination
            :totalPages="totalPages"
            :continuePage="continuePage"
            :pageNo="searchParams.pageNo"
            @changePageNo="changePageNo"
          />
        </div>
      </div>
    </div>
  </div>
</template>

<script>
  import { reqSearchList } from "@/api";
  import SearchSelector from "./SearchSelector/SearchSelector";
  export default {
    name: "Search",
    data() {
      return {
        //搜索参数对象初始值
        searchParams: {
          category1Id: null,
          category2Id: null,
          category3Id: null,
          categoryName: "",
          keyword: "",
          order: "1:desc",
          pageNo: 1,
          pageSize: 100,
          props: [],
          trademark: "",
        },
        attrsList: [],
        goodsList: [],
        trademarkList: [],
        totalPages: 0, //数据的总页数
        continuePage: 3, //连续页的个数
      };
    },
    components: {
      SearchSelector,
    },
    methods: {
      //1. 获取搜索列表的数据方法
      async getSearchList() {
        try {
          let res = await reqSearchList(this.searchParams);
          // console.log(res);
          this.attrsList = res.attrsList;
          this.goodsList = res.goodsList;
          this.trademarkList = res.trademarkList;
          this.totalPages = res.totalPages;
        } catch (err) {
          alert(err.message);
        }
      },
      // 2.获取路由参数的方法
      initSearchParams() {
        const { category1Id, category2Id, category3Id, categoryName } =
          this.$route.query;
        const { keyword } = this.$route.params;

        this.searchParams = {
          ...this.searchParams,
          category1Id,
          category2Id,
          category3Id,
          categoryName,
          keyword,
        };
      },

      // 3.删除query参数的面包屑
      //直接删除searchParams中的id和name(只要categoryName没有值了,则面包屑就会消失,只要searchParams修改了,则会重新发送请求)
      removeQuery() {
        this.searchParams = {
          ...this.searchParams,
          category1Id: null,
          category2Id: null,
          category3Id: null,
          categoryName: "",
        };

        //因为把params的参数删除了,所以我们路由的地址也要发生变化(重新导航即可)
        //我们需要把可能存在的params参数保留,只是删除了query
        const params = this.$route.params;
        this.$router.push({
          name: "Search",
          params,
        });
      },

      // 4.删除params的面包屑
      removeKeyword() {
        this.searchParams.keyword = "";

        // 删除keyword 但要保留可能存在的query
        const query = this.$route.query;

        this.$router.push({
          name: "Search",
          query,
        });
        this.$bus.$emit("clearKeyword");
      },
      // 5.获取品牌信息trademark
      getTrademark(tmInfo) {
        this.searchParams.trademark = tmInfo;
      },
      // 6.删除品牌信息的面包屑
      removeTrademark() {
        this.searchParams.trademark = "";
      },
      // 7.获取attr平台书写的props
      getProps(props) {
        // 如果已经有了该数据就不能重复发请求
        if (this.searchParams.props.includes(props)) return;
        this.searchParams.props.push(props);
      },
      // 8.删除props的面包屑
      removeProps(index) {
        this.searchParams.props.splice(index, 1);
      },
      //9.点击排序的事件函数
      selectOrder(type) {
        const oldType = this.searchParams.order.split(":")[0];
        const oldOrder = this.searchParams.order.split(":")[1];

        if (type === oldType) {
          const newOrder = type + ":" + (oldOrder === "desc" ? "asc" : "desc");
          this.searchParams.order = newOrder;
        } else {
          const newOrder = type + ":" + "desc";
          this.searchParams.order = newOrder;
        }
      },
      // 10  改变当前页
      changePageNo(newPage) {
        this.searchParams.pageNo = newPage;
      },
    },
    mounted() {
      //1.初始化进入的时候要获取路由地址携带的参数
      this.initSearchParams();
      //2.初始化请求搜索详情数据
      this.getSearchList();
    },
    watch: {
      $route() {
        this.initSearchParams();
      },
      searchParams: {
        deep: true,
        handler() {
          // 重新请求搜索详情数据
          this.getSearchList();
        },
      },
    },
  };
</script>

<style lang="less" scoped>
  .main {
    margin: 10px 0;

    .py-container {
      width: 1200px;
      margin: 0 auto;

      .bread {
        margin-bottom: 5px;
        overflow: hidden;

        .sui-breadcrumb {
          padding: 3px 15px;
          margin: 0;
          font-weight: 400;
          border-radius: 3px;
          float: left;

          li {
            display: inline-block;
            line-height: 18px;

            a {
              color: #666;
              text-decoration: none;

              &:hover {
                color: #4cb9fc;
              }
            }
          }
        }

        .sui-tag {
          margin-top: -5px;
          list-style: none;
          font-size: 0;
          line-height: 0;
          padding: 5px 0 0;
          margin-bottom: 18px;
          float: left;

          .with-x {
            font-size: 12px;
            margin: 0 5px 5px 0;
            display: inline-block;
            overflow: hidden;
            color: #000;
            background: #f7f7f7;
            padding: 0 7px;
            height: 20px;
            line-height: 20px;
            border: 1px solid #dedede;
            white-space: nowrap;
            transition: color 400ms;
            cursor: pointer;

            i {
              margin-left: 10px;
              cursor: pointer;
              font: 400 14px tahoma;
              display: inline-block;
              height: 100%;
              vertical-align: middle;
            }

            &:hover {
              color: #28a3ef;
            }
          }
        }
      }

      .details {
        margin-bottom: 5px;

        .sui-navbar {
          overflow: visible;
          margin-bottom: 0;

          .filter {
            min-height: 40px;
            padding-right: 20px;
            background: #fbfbfb;
            border: 1px solid #e2e2e2;
            padding-left: 0;
            border-radius: 0;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

            .sui-nav {
              position: relative;
              left: 0;
              display: block;
              float: left;
              margin: 0 10px 0 0;

              li {
                float: left;
                line-height: 18px;

                a {
                  display: block;
                  cursor: pointer;
                  padding: 11px 15px;
                  color: #777;
                  text-decoration: none;
                }

                &.active {
                  a {
                    background: #e1251b;
                    color: #fff;
                  }
                }
              }
            }
          }
        }

        .goods-list {
          margin: 20px 0;

          ul {
            display: flex;
            flex-wrap: wrap;

            li {
              height: 100%;
              width: 20%;
              margin-top: 10px;
              line-height: 28px;

              .list-wrap {
                .p-img {
                  padding-left: 15px;
                  width: 215px;
                  height: 255px;

                  a {
                    color: #666;

                    img {
                      max-width: 100%;
                      height: auto;
                      vertical-align: middle;
                    }
                  }
                }

                .price {
                  padding-left: 15px;
                  font-size: 18px;
                  color: #c81623;

                  strong {
                    font-weight: 700;

                    i {
                      margin-left: -5px;
                    }
                  }
                }

                .attr {
                  padding-left: 15px;
                  width: 85%;
                  overflow: hidden;
                  margin-bottom: 8px;
                  min-height: 38px;
                  cursor: pointer;
                  line-height: 1.8;
                  display: -webkit-box;
                  -webkit-box-orient: vertical;
                  -webkit-line-clamp: 2;

                  a {
                    color: #333;
                    text-decoration: none;
                  }
                }

                .commit {
                  padding-left: 15px;
                  height: 22px;
                  font-size: 13px;
                  color: #a7a7a7;

                  span {
                    font-weight: 700;
                    color: #646fb0;
                  }
                }

                .operate {
                  padding: 12px 15px;

                  .sui-btn {
                    display: inline-block;
                    padding: 2px 14px;
                    box-sizing: border-box;
                    margin-bottom: 0;
                    font-size: 12px;
                    line-height: 18px;
                    text-align: center;
                    vertical-align: middle;
                    cursor: pointer;
                    border-radius: 0;
                    background-color: transparent;
                    margin-right: 15px;
                  }

                  .btn-bordered {
                    min-width: 85px;
                    background-color: transparent;
                    border: 1px solid #8c8c8c;
                    color: #8c8c8c;

                    &:hover {
                      border: 1px solid #666;
                      color: #fff !important;
                      background-color: #666;
                      text-decoration: none;
                    }
                  }

                  .btn-danger {
                    border: 1px solid #e1251b;
                    color: #e1251b;

                    &:hover {
                      border: 1px solid #e1251b;
                      background-color: #e1251b;
                      color: white !important;
                      text-decoration: none;
                    }
                  }
                }
              }
            }
          }
        }

        .page {
          width: 733px;
          height: 66px;
          overflow: hidden;
          float: right;

          .sui-pagination {
            margin: 18px 0;

            ul {
              margin-left: 0;
              margin-bottom: 0;
              vertical-align: middle;
              width: 490px;
              float: left;

              li {
                line-height: 18px;
                display: inline-block;

                a {
                  position: relative;
                  float: left;
                  line-height: 18px;
                  text-decoration: none;
                  background-color: #fff;
                  border: 1px solid #e0e9ee;
                  margin-left: -1px;
                  font-size: 14px;
                  padding: 9px 18px;
                  color: #333;
                }

                &.active {
                  a {
                    background-color: #fff;
                    color: #e1251b;
                    border-color: #fff;
                    cursor: default;
                  }
                }

                &.prev {
                  a {
                    background-color: #fafafa;
                  }
                }

                &.disabled {
                  a {
                    color: #999;
                    cursor: default;
                  }
                }

                &.dotted {
                  span {
                    margin-left: -1px;
                    position: relative;
                    float: left;
                    line-height: 18px;
                    text-decoration: none;
                    background-color: #fff;
                    font-size: 14px;
                    border: 0;
                    padding: 9px 18px;
                    color: #333;
                  }
                }

                &.next {
                  a {
                    background-color: #fafafa;
                  }
                }
              }
            }

            div {
              color: #333;
              font-size: 14px;
              float: right;
              width: 241px;
            }
          }
        }
      }
    }
  }
</style>
